{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1474802873",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x03f4d0d43178e3cec07e2dd0a81004b195f032cd1bbde24c5563853d7ab602c8",
    "signature": "0xcdf448362ddba1430cb53e01acbd3e74531c5c0437e45d623c06c7773f740fad47f7d4e1f3522caf53349994c9382659ee29b2f3d6bfbf18477a20705d4ff5b41c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}